CN219943044U - Vertical centrifugal discharge horizontal sand mill - Google Patents
Vertical centrifugal discharge horizontal sand mill Download PDFInfo
- Publication number
- CN219943044U CN219943044U CN202320967243.7U CN202320967243U CN219943044U CN 219943044 U CN219943044 U CN 219943044U CN 202320967243 U CN202320967243 U CN 202320967243U CN 219943044 U CN219943044 U CN 219943044U
- Authority
- CN
- China
- Prior art keywords
- grinding
- horizontal
- vertical
- grinding cylinder
- cylinder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000004576 sand Substances 0.000 title claims abstract description 42
- 238000000227 grinding Methods 0.000 claims abstract description 233
- 239000000463 material Substances 0.000 claims abstract description 59
- 238000007599 discharging Methods 0.000 claims abstract description 42
- 238000012216 screening Methods 0.000 claims abstract description 28
- 230000001681 protective effect Effects 0.000 claims description 10
- 238000007873 sieving Methods 0.000 claims description 6
- 230000000712 assembly Effects 0.000 claims description 3
- 238000000429 assembly Methods 0.000 claims description 3
- 239000002994 raw material Substances 0.000 description 34
- 239000002245 particle Substances 0.000 description 24
- 239000000498 cooling water Substances 0.000 description 7
- 238000001816 cooling Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 238000003756 stirring Methods 0.000 description 5
- 238000010923 batch production Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 2
- 238000005498 polishing Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Landscapes
- Crushing And Grinding (AREA)
Abstract
The utility model relates to the technical field of grinding equipment, in particular to a vertical centrifugal discharging horizontal sand mill. The vertical centrifugal discharging horizontal sand mill comprises a machine base, a horizontal grinding device and a vertical grinding device; the horizontal grinding device comprises a horizontal grinding cylinder, a horizontal grinding rotor and a first driving mechanism; the horizontal grinding cylinder is arranged on the machine base, one end of the horizontal grinding cylinder is provided with a feed inlet, and the other end of the horizontal grinding cylinder is provided with a discharge outlet; the horizontal grinding rotor is arranged in the horizontal grinding cylinder; the first driving mechanism is arranged on the machine base and is used for driving the horizontal grinding rotor to rotate; the vertical grinding device comprises a vertical grinding cylinder, a centrifugal screening mechanism and a second driving mechanism; the vertical grinding cylinder is arranged at the top of the horizontal grinding cylinder, and the bottom of the vertical grinding cylinder is provided with a feed inlet communicated with the discharge port; the centrifugal material screening mechanism is arranged in the vertical grinding cylinder and is provided with a discharging channel; the second driving mechanism is arranged on the machine base and is used for driving the centrifugal screening mechanism to rotate.
Description
Technical Field
The utility model relates to the technical field of grinding equipment, in particular to a vertical centrifugal discharging horizontal sand mill.
Background
The grinding device is a device for stirring and grinding one or more materials, and the materials are usually conveyed into a grinding machine through a feed inlet, ground and stirred by a grinding assembly in the grinding machine, and finally the ground materials are discharged from a discharge outlet. Currently common grinding equipment includes horizontal sand mills, vertical sand mills, basket sand mills, and the like.
Refer to the utility model patent with publication number CN217646529U and publication number CN210303909U, which are respectively the structures of the existing horizontal sand mill and the existing vertical sand mill. The existing horizontal sand mill has the advantages of large capacity, high grinding efficiency, long service life and the like, but also has certain defects, the discharge granularity range of the horizontal sand mill is wider, the particle size is larger, superfine grinding of materials cannot be realized, the discharge is controlled by adopting a screen screening mode, and the screen blockage condition can occur in a long time; the existing vertical sand mill can realize superfine grinding, and the discharge granularity range is narrower, but the grinding efficiency is too low, so that the vertical sand mill is not suitable for ultra-large batch production.
Therefore, there is a need to provide a solution to the above-mentioned problems.
Disclosure of Invention
The utility model aims to provide a sand mill which has small discharge granularity range, lower grain diameter and high grinding efficiency and is suitable for ultra-large batch production of ultra-fine materials.
In order to achieve the above purpose, the utility model provides a vertical centrifugal discharging horizontal sand mill, which comprises a stand, a horizontal grinding device and a vertical grinding device; wherein:
the horizontal grinding device comprises a horizontal grinding cylinder, a horizontal grinding rotor and a first driving mechanism; the horizontal grinding cylinder is arranged on the machine base, one end of the horizontal grinding cylinder is provided with a feed inlet, and the other end of the horizontal grinding cylinder is provided with a discharge outlet; the horizontal grinding rotor is arranged in the horizontal grinding cylinder; the first driving mechanism is arranged on the machine base and is used for driving the horizontal grinding rotor to rotate;
the vertical grinding device comprises a vertical grinding cylinder, a centrifugal screening mechanism and a second driving mechanism; the vertical grinding cylinder is arranged at the top of the horizontal grinding cylinder, and the bottom of the vertical grinding cylinder is provided with a feed inlet communicated with the discharge port; the centrifugal screening mechanism is arranged in the vertical grinding cylinder and is provided with a discharging channel; the second driving mechanism is arranged on the base and is used for driving the centrifugal screening mechanism to rotate.
More specifically, the horizontal grinding rotor comprises a first rotating shaft and a plurality of grinding components; the first rotating shaft is rotationally connected with the horizontal grinding cylinder and is mechanically sealed with the horizontal grinding cylinder; the grinding assemblies are uniformly distributed outside the first rotating shaft and fixedly connected with the first rotating shaft; the first driving mechanism is used for driving the first rotating shaft to rotate.
More specifically, the grinding component comprises an annular sleeve, an annular main plate and a plurality of grinding plates; the annular sleeve is sleeved outside the first rotating shaft; the annular main board is fixedly connected outside the annular sleeve, and a plurality of obliquely arranged material through holes are formed in the annular main board; the grinding plates are arranged outside the annular sleeve in a circumferential array mode and are fixedly connected with the annular main plate.
More specifically, annular side plates are respectively arranged on two sides of the annular main plate, and the annular side plates are fixedly connected with the grinding plate; and a material guiding gap is reserved between the annular side plate and the annular main plate and between the annular side plate and the annular sleeve.
More specifically, a residual material drain hole is formed in the bottom of one side, far away from the feed inlet, of the horizontal grinding cylinder, and a filter screen is arranged in the residual material drain hole; and a control valve is arranged at the position corresponding to the residual material draining hole on the outer side of the horizontal grinding cylinder.
More specifically, a sliding rail is arranged on the base, a pulley is arranged at the bottom of the horizontal grinding cylinder, and the pulley is connected to the sliding rail in a sliding way; the machine base is provided with a locking mechanism for locking the horizontal grinding cylinder.
More specifically, the centrifugal screening mechanism comprises a discharging pipe and a centrifugal distributor; the discharging pipe penetrates through the top of the vertical grinding cylinder and is rotationally connected with the vertical grinding cylinder, the discharging pipe and the vertical grinding cylinder are mechanically sealed, and the discharging channel is arranged in the middle of the discharging pipe; the centrifugal distributor is arranged at the bottom of the discharge pipe; the second driving mechanism is used for driving the discharging pipe to rotate.
More specifically, rotary joint is installed at the top of discharging pipe, hollow runner that is linked together with the discharging passageway is seted up at rotary joint middle part.
More specifically, the bottom of the centrifugal sieving mechanism is provided with a vertical grinding mechanism; the vertical grinding mechanism comprises a second rotating shaft and a plurality of pin rods, wherein the second rotating shaft is arranged at the bottom of the centrifugal sieving mechanism, and the pin rods are uniformly distributed on the outer side of the second rotating shaft and fixedly connected with the second rotating shaft.
More specifically, the vertical grinding cylinder further comprises a cylinder cover, and the centrifugal screening mechanism is rotationally connected with the cylinder cover; a protective cover is arranged above the horizontal grinding cylinder and is fixedly connected with the cylinder cover; the outside of the horizontal grinding cylinder is provided with a lifting mechanism, and the lifting mechanism is used for driving the protective cover to move up and down.
The utility model relates to a vertical centrifugal discharging horizontal sand mill which has the technical effects that:
1. according to the utility model, through reasonable structural design, the grinding structures in the vertical sand mill and the horizontal sand mill are skillfully combined, during grinding, raw materials can be introduced into the horizontal grinding cylinder from the feed inlet for preliminary grinding, after conventional horizontal grinding processing, the raw materials preliminarily form small-particle materials with wider discharge granularity range, the small-particle materials are discharged into the vertical grinding cylinder along the discharge port under continuous extrusion of the raw materials input by the feed inlet, the centrifugal screening mechanism screens the small-particle materials, the raw materials generate strong centrifugal force through rotation, grinding media and large-particle materials which do not meet the specification are thrown outwards, and the small-particle materials overcome the centrifugal force under pressure and enter the discharge channel for outward discharge. By adopting the design of the utility model, the discharge granularity range of the horizontal sand mill is narrowed, the granularity is more in accordance with the specification, the grinding quality is improved, and the situation of sand mill blockage can be avoided by adopting centrifugal discharge.
2. The vertical grinding rotor is additionally arranged in the vertical grinding cylinder, and after the small-particle materials primarily ground by the horizontal grinding device enter the vertical grinding cylinder, the vertical grinding rotor carries out secondary grinding on the small-particle materials so as to grind the small-particle materials into superfine-particle-size materials, and then the superfine-particle-size materials meeting the specification are screened out under the screening of the centrifugal screening mechanism. By adopting the design of the utility model, the raw materials are firstly processed into small-particle materials by the horizontal grinding device and then are ground by the vertical grinding device, so that the time required by grinding the raw materials into superfine-particle-size materials by the vertical grinding device is reduced, the grinding efficiency is greatly improved, and the efficiency requirement of ultra-large batch production of superfine materials is further met.
Drawings
FIG. 1 is a schematic diagram of a vertical centrifugal discharge horizontal sand mill according to the present utility model;
FIG. 2 is a schematic cross-sectional view of a vertical centrifugal discharge horizontal sand mill according to the present utility model;
FIG. 3 is an enlarged schematic view of FIG. 2 at A;
FIG. 4 is an enlarged schematic view at B in FIG. 2;
FIG. 5 is an enlarged schematic view of FIG. 2 at C;
FIG. 6 is a schematic cross-sectional view taken along the direction D-D in FIG. 2;
fig. 7 is a schematic structural view of a grinding assembly in a vertical centrifugal discharge horizontal sand mill according to the present utility model.
The marks in the figure:
1. a base; 2. a horizontal grinding device; 3. a vertical grinding device; 4. a diaphragm pump; 5. a mechanically sealed cooling tank;
11. a slide rail;
21. a horizontal grinding cylinder; 211. an inner cylinder; 212. an outer cylinder; 213. a first cooling water channel; 214. a remainder drain hole; 215. a control valve; 216. a filter screen; 217. a pulley; 218. a wear-resistant layer; 22. a horizontal grinding rotor; 221. a first rotating shaft; 222. a grinding assembly; 2221. an annular sleeve; 2222. an annular main board; 2223. a grinding plate; 2224. a material passing hole; 2225. an annular side plate; 23. a first driving mechanism;
31. a vertical grinding cylinder; 32. a centrifugal screening mechanism; 321. a discharge pipe; 322. a centrifugal distributor; 323. a discharge channel; 324. a rotary joint; 33. a second driving mechanism; 34. a vertical grinding mechanism; 341. a second rotating shaft; 342. a pin; 35. a protective cover; 36. and a lifting mechanism.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
It will be understood that when an element is referred to as being "fixed" or "disposed" on another element, it can be directly on the other element or intervening elements may also be present; when an element is referred to as being "connected to" another element, it can be directly connected to the other element or intervening elements may also be present.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
In the description of the embodiments of the present utility model, it should be understood that the directions or positional relationships indicated by "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience in describing the embodiments of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
In order to more clearly illustrate the technical scheme of the utility model, a preferred embodiment is provided below, and referring specifically to fig. 1 to 7, a vertical centrifugal discharge horizontal sand mill comprises a stand 1, a horizontal grinding device 2 and a vertical grinding device 3; wherein:
the horizontal grinding device 2 comprises a horizontal grinding cylinder 21, a horizontal grinding rotor 22 and a first driving mechanism 23; the horizontal grinding cylinder 21 is arranged on the machine base 1, one end of the horizontal grinding cylinder is provided with a feed inlet, and the other end is provided with a discharge outlet; the horizontal grinding rotor 22 is installed in the horizontal grinding cylinder 21; the first driving mechanism 23 is installed on the machine base 1 and is used for driving the horizontal grinding rotor 22 to rotate;
the vertical grinding device 3 comprises a vertical grinding cylinder 31, a centrifugal screening mechanism 32 and a second driving mechanism 33; the vertical grinding cylinder 31 is arranged at the top of the horizontal grinding cylinder 21, and the bottom of the vertical grinding cylinder is provided with a feed inlet communicated with a discharge port; the centrifugal screening mechanism 32 is arranged in the vertical grinding cylinder 31, and a discharging channel 323 is arranged on the centrifugal screening mechanism 32; the second driving mechanism 33 is mounted on the base 1, and is used for driving the centrifugal screening mechanism 32 to rotate.
The vertical centrifugal discharging horizontal sand mill is skillfully combined with a grinding structure in the horizontal sand mill through a reasonable structural design, during grinding, raw materials can be introduced into the horizontal grinding cylinder 21 from a feed port for preliminary grinding, after conventional horizontal grinding processing, the raw materials preliminarily form small-particle materials with wider discharging granularity range, the small-particle materials are discharged into the vertical grinding cylinder 31 along a discharge port under continuous extrusion of the raw materials input by the feed port, the centrifugal screening mechanism 32 screens the small-particle materials, the raw materials generate strong centrifugal force through rotation, grinding media and large-particle materials which do not meet the specification are thrown outwards, and the small-particle materials overcome the centrifugal force under pressure and enter the discharge channel 323 to be discharged outwards. By adopting the design of the utility model, the discharge granularity range of the horizontal sand mill is narrowed, the granularity is more in accordance with the specification, the grinding quality is improved, and the situation of sand mill blockage can be avoided by adopting centrifugal discharge.
In this embodiment, a diaphragm pump 4 is disposed outside the horizontal grinding drum 21, and an output end of the diaphragm pump 4 is connected to a feed inlet through a pipe. The diaphragm pump 4 automatically conveys the external raw materials into the horizontal grinding cylinder 21, and can generate enough pressure when the raw materials are input, so that the materials in the horizontal grinding cylinder 21 are pushed from one side close to the feed port to one side close to the discharge port.
In this embodiment, the horizontal grinding rotor 22 includes a first shaft 221 and a number of grinding assemblies 222; the first rotating shaft 221 is rotatably connected with the horizontal grinding cylinder 21; the grinding components 222 are uniformly distributed outside the first rotating shaft 221 and fixedly connected with the first rotating shaft 221; the first driving mechanism 23 is used for driving the first rotating shaft 221 to rotate. By adopting the design, when the raw materials are introduced from the feed inlet, the first driving mechanism 23 drives the first rotating shaft 221 to rotate, and then the raw materials and the grinding media in the horizontal grinding cylinder 21 rotate under the action of the grinding component 222, so that the raw materials are ground.
Further, the first rotation shaft 221 and the horizontal grinding drum 21 are mechanically sealed. Compared with other sealing modes, the mechanical seal has the advantages of small leakage amount, long service life, good vibration resistance, small power loss and the like. The machine base 1 is provided with a mechanical seal cooling tank 5, and a cooling copper pipe with a spiral structure is arranged in the mechanical seal cooling tank 5, so that the cooling efficiency of mechanical seal lubricating oil is improved.
Further, the polishing assembly 222 includes an annular sleeve 2221, an annular main plate 2222, and a plurality of polishing plates 2223; the annular sleeve 2221 is sleeved outside the first rotating shaft 221 and is fixedly connected with the first rotating shaft 221; the annular main board 2222 is fixedly connected outside the annular sleeve 2221, and a plurality of obliquely arranged material through holes 2224 are formed in the annular main board 2222; the plurality of grinding plates 2223 are arranged outside the annular sleeve 2221 in a circumferential array, and are fixedly connected with the annular main plate 2222. Above-mentioned annular mainboard 2222 plays the effect of blockking up the raw materials in the horizontal grinding vessel 21, reduces the velocity of flow of raw materials in grinding component 222 department, makes the grinding board 2223 can be more abundant stir the raw materials, and the circulation of raw materials is ensured in the design of feed through hole 2224, plays the vortex effect simultaneously, makes the raw materials in the horizontal grinding vessel 21 can more even mix to this improves grinding quality, makes ejection of compact granularity scope narrower.
Further, two sides of the annular main board 2222 are respectively provided with an annular side board 2225, and the annular side boards 2225 are fixedly connected with the grinding board 2223; and a material guiding gap is reserved between the annular side plate 2225 and the annular main plate 2222 as well as between the annular sleeve 2221. The design of annular curb plate 2225 makes the raw materials can follow and draw the material clearance circulation, further plays the vortex effect, makes the better alternate activity of raw materials in the cavity middle part of horizontal grinding vessel 21 and the outside raw materials of cavity, and then grinds the board 2223 and can carry out abundant stirring to the raw materials and grind, improves grinding quality.
In this embodiment, the horizontal grinding drum 21 is composed of an inner drum 211 and an outer drum 212, a first cooling water channel 213 is formed between the inner drum 211 and the outer drum 212, and a water inlet and a water outlet which are communicated with the first cooling water channel 213 are formed on the outer drum 212. In the grinding process, the grinding medium and the raw materials are continuously rubbed with the horizontal grinding cylinder 21, so that a large amount of heat is generated, and a good cooling effect can be achieved by introducing cold water into the first cooling water channel 213, so that the raw materials are prevented from being damaged due to the fact that the temperature inside the horizontal grinding cylinder 21 is too high.
In the present embodiment, the first driving mechanism 23 includes a first motor, a first belt, and two first pulleys; the first motor is arranged on the machine base 1; the two first pulleys are respectively and rotatably connected to the first rotating shaft 221 and the output end of the first motor; the first belt is in driving connection with the two first belt pulleys.
In the embodiment, a residual material drain hole 214 is formed in the bottom of one side of the horizontal grinding cylinder 21 away from the feeding hole, and a filter screen 216 is arranged in the residual material drain hole 214; the outside of the horizontal grinding drum 21 is provided with a control valve 215 at a position corresponding to the surplus material discharge hole 214. It should be noted that, after the grinding of the raw materials is completed by the sand mill, a part of raw materials cannot be discharged along the discharge channel 323 in the horizontal grinding cylinder 21 and the vertical grinding cylinder 31, and at this moment, the control valve 215 is opened to discharge the raw materials from the residual material discharge hole 214, and the filter screen 216 isolates the grinding media, so as to avoid discharging the grinding media together with the raw materials.
In the embodiment, a slide rail 11 is installed on the machine base 1, a pulley 217 is installed at the bottom of the horizontal grinding cylinder 21, and the pulley 217 is connected on the slide rail 11 in a sliding manner; the machine base 1 is provided with a locking mechanism for locking the horizontal grinding cylinder 21. By adopting the design, the horizontal grinding cylinder 21 can be pushed outwards, so that the horizontal grinding cylinder 21 and the first rotating shaft 221 can be conveniently detached and separated, and the grinding assembly 222 and the inside of the horizontal grinding cylinder 21 can be cleaned and overhauled more conveniently.
In this embodiment, the centrifugal screen mechanism 32 includes a discharge pipe 321 and a centrifugal separator 322; the discharging pipe 321 penetrates through the top of the vertical grinding drum 31 and is rotationally connected with the vertical grinding drum 31, the discharging pipe 321 and the vertical grinding drum 31 are mechanically sealed, and a discharging channel 323 is formed in the middle of the discharging pipe 321; the centrifugal distributor 322 is arranged at the bottom of the discharging pipe 321; the second driving mechanism 33 is used for driving the discharging pipe 321 to rotate. Preferably, the centrifugal distributor 322 comprises a base body, wherein a through hole communicated with the discharging channel 323 is formed in the base body, a plurality of sieve channels corresponding to the through hole are formed in the periphery of the base body, and a plurality of stirring convex blocks are arranged on the outer wall of the base body. By adopting the design, after the small-particle materials formed by grinding processing of the horizontal grinding device 2 enter the vertical grinding drum 31, the second driving mechanism 33 can drive the discharge pipe 321 to rotate, the centrifugal distributor 322 rotates along with the discharge pipe, under the action of the stirring convex blocks, the large-particle materials and grinding media are thrown outwards due to centrifugal force, and the small-particle materials enter the through holes along the sieve passage under pressure and are discharged outwards along the discharge passage 323 in the middle of the discharge pipe 321, so that the screening of the small-particle materials is realized. In addition, the size of the screen can be changed by replacing the centrifugal distributor 322 to meet the material screening of different particle sizes.
Further, a rotary joint 324 is installed at the top of the discharging pipe 321, and a hollow runner communicated with the discharging channel 323 is provided in the middle of the rotary joint 324. The rotary joint 324 is communicated with an external output pipeline, and under the action of the rotary joint 324, the output pipeline can be prevented from rotating along with the discharge pipe 321, so that the ground materials are ensured to be stably output,
in the present embodiment, the bottom of the centrifugal screen mechanism 32 is provided with a vertical grinding mechanism 34; the vertical grinding mechanism 34 comprises a second rotating shaft 341 and a plurality of pin rods 342, the second rotating shaft 341 is arranged at the bottom of the centrifugal screening mechanism 32, and the pin rods 342 are uniformly distributed on the outer side of the second rotating shaft 341 and fixedly connected with the second rotating shaft 341. Specifically, the vertical grinding mechanism 34 can be disassembled and assembled according to the requirement of use, when the superfine materials are required to be ground, the vertical grinding mechanism 34 can be installed at the bottom of the centrifugal sieving mechanism 32, and then after the small-particle materials primarily ground by the horizontal grinding device 2 enter the vertical grinding drum 31, the small-particle materials can be ground for the second time by the vertical grinding rotor so as to grind the small-particle materials into superfine-particle-size materials, and then the superfine-particle-size materials meeting the specification are sieved out under the sieving of the centrifugal sieving mechanism 32. By adopting the design, the raw materials are firstly processed into small-particle materials by the horizontal grinding device 2 and then are ground by the vertical grinding device 3, so that the time required by grinding the raw materials into superfine-particle-size materials by the vertical grinding device 3 is reduced, the grinding efficiency is greatly improved, and the efficiency requirement of ultra-large batch production of superfine materials is further met.
Further, the vertical grinding cylinder 31 is provided with a second cooling water channel, and the structural design thereof is the same as that of the first cooling water channel 213, so that the description thereof will be omitted. The second cooling water channel can cool the vertical grinding drum 31 to avoid the damage of raw materials.
In this embodiment, the vertical grinding drum 31 further includes a drum cover, and the centrifugal screen mechanism 32 is rotatably connected to the drum cover; a protective cover 35 is arranged above the horizontal grinding cylinder 21, and the protective cover 35 is fixedly connected with the cylinder cover; the outer side of the horizontal grinding cylinder 21 is provided with a lifting mechanism 36, and the lifting mechanism 36 is used for driving the protective cover 35 to move up and down. Preferably, the lifting mechanism 36 is a hydraulic cylinder or an electric cylinder. The cylinder cover can be opened or closed by arranging the lifting mechanism 36, so that the centrifugal screening mechanism 32 and the vertical grinding cylinder 31 can be cleaned and overhauled conveniently.
Further, the second driving mechanism 33 includes a second motor, a second belt, and two second pulleys; the second motor is mounted on the shield 35; the two second belt pulleys are arranged inside the protective cover 35 and are respectively connected to the discharging pipe 321 and the output end of the second motor in a rotating way; the second belt is in transmission connection with two second belt pulleys. Preferably, the heat dissipation holes are formed in the protective cover 35.
In the present embodiment, the wear-resistant layers 218 are provided on the outer walls of the first rotation shaft 221 and the second rotation shaft 341 and on the inner walls of the horizontal grinding drum 21 and the vertical grinding drum 31. In the grinding process, grinding media and raw materials can collide with the first rotating shaft 221, the second rotating shaft 341, the horizontal grinding cylinder 21 and the vertical grinding cylinder 31 continuously, the first rotating shaft 221, the second rotating shaft 341, the horizontal grinding cylinder 21 and the vertical grinding cylinder 31 can be protected through the addition of the wear-resisting layer 218, damage to the first rotating shaft 221, the second rotating shaft 341, the horizontal grinding cylinder 21 or the vertical grinding cylinder 31 in the grinding process is prevented, and the service life of the sand mill is further prolonged.
The utility model relates to a vertical centrifugal discharging horizontal sand mill, which solves the problems that the existing horizontal mill has wider discharging granularity range and larger grain diameter, can not realize superfine grinding of materials and is easy to block by a screen through reasonable structure arrangement.
The above-mentioned embodiments of the present utility model are not limited to the above-mentioned embodiments, but can be modified, equivalent, and improved within the spirit and principle of the present utility model, and the present utility model is also included in the scope of the present utility model.
Claims (10)
1. A vertical centrifugal discharge horizontal sand mill is characterized in that: comprises a machine seat, a horizontal grinding device and a vertical grinding device; wherein:
the horizontal grinding device comprises a horizontal grinding cylinder, a horizontal grinding rotor and a first driving mechanism; the horizontal grinding cylinder is arranged on the machine base, one end of the horizontal grinding cylinder is provided with a feed inlet, and the other end of the horizontal grinding cylinder is provided with a discharge outlet; the horizontal grinding rotor is arranged in the horizontal grinding cylinder; the first driving mechanism is arranged on the machine base and is used for driving the horizontal grinding rotor to rotate;
the vertical grinding device comprises a vertical grinding cylinder, a centrifugal screening mechanism and a second driving mechanism; the vertical grinding cylinder is arranged at the top of the horizontal grinding cylinder, and the bottom of the vertical grinding cylinder is provided with a feed inlet communicated with the discharge port; the centrifugal screening mechanism is arranged in the vertical grinding cylinder and is provided with a discharging channel; the second driving mechanism is arranged on the base and is used for driving the centrifugal screening mechanism to rotate.
2. A vertical centrifugal discharge horizontal sand mill according to claim 1, wherein: the horizontal grinding rotor comprises a first rotating shaft and a plurality of grinding components; the first rotating shaft is rotationally connected with the horizontal grinding cylinder and is mechanically sealed with the horizontal grinding cylinder; the grinding assemblies are uniformly distributed outside the first rotating shaft and fixedly connected with the first rotating shaft; the first driving mechanism is used for driving the first rotating shaft to rotate.
3. A vertical centrifugal discharge horizontal sand mill according to claim 2, wherein: the grinding assembly comprises an annular sleeve, an annular main plate and a plurality of grinding plates; the annular sleeve is sleeved outside the first rotating shaft; the annular main board is fixedly connected outside the annular sleeve, and a plurality of obliquely arranged material through holes are formed in the annular main board; the grinding plates are arranged outside the annular sleeve in a circumferential array mode and are fixedly connected with the annular main plate.
4. A vertical centrifugal discharge horizontal sand mill according to claim 3, wherein: annular side plates are respectively arranged on two sides of the annular main plate and fixedly connected with the grinding plate; and a material guiding gap is reserved between the annular side plate and the annular main plate and between the annular side plate and the annular sleeve.
5. A vertical centrifugal discharge horizontal sand mill according to claim 1, wherein: a residual material discharging hole is formed in the bottom of one side, far away from the feeding hole, of the horizontal grinding cylinder, and a filter screen is arranged in the residual material discharging hole; and a control valve is arranged at the position corresponding to the residual material draining hole on the outer side of the horizontal grinding cylinder.
6. A vertical centrifugal discharge horizontal sand mill according to claim 1, wherein: the machine seat is provided with a sliding rail, the bottom of the horizontal grinding cylinder is provided with a pulley, and the pulley is connected to the sliding rail in a sliding way; the machine base is provided with a locking mechanism for locking the horizontal grinding cylinder.
7. A vertical centrifugal discharge horizontal sand mill according to claim 1, wherein: the centrifugal screening mechanism comprises a discharging pipe and a centrifugal distributor; the discharging pipe penetrates through the top of the vertical grinding cylinder and is rotationally connected with the vertical grinding cylinder, the discharging pipe and the vertical grinding cylinder are mechanically sealed, and the discharging channel is arranged in the middle of the discharging pipe; the centrifugal distributor is arranged at the bottom of the discharge pipe; the second driving mechanism is used for driving the discharging pipe to rotate.
8. The vertical centrifugal discharge horizontal sand mill according to claim 7, wherein: the rotary joint is installed at the top of the discharging pipe, and a hollow runner communicated with the discharging channel is arranged in the middle of the rotary joint.
9. A vertical centrifugal discharge horizontal sand mill according to claim 1, wherein: the bottom of the centrifugal screening mechanism is provided with a vertical grinding mechanism; the vertical grinding mechanism comprises a second rotating shaft and a plurality of pin rods, wherein the second rotating shaft is arranged at the bottom of the centrifugal sieving mechanism, and the pin rods are uniformly distributed on the outer side of the second rotating shaft and fixedly connected with the second rotating shaft.
10. A vertical centrifugal discharge horizontal sand mill according to claim 1, wherein: the vertical grinding cylinder further comprises a cylinder cover, and the centrifugal screening mechanism is rotationally connected with the cylinder cover; a protective cover is arranged above the horizontal grinding cylinder and is fixedly connected with the cylinder cover; the outside of the horizontal grinding cylinder is provided with a lifting mechanism, and the lifting mechanism is used for driving the protective cover to move up and down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320967243.7U CN219943044U (en) | 2023-04-25 | 2023-04-25 | Vertical centrifugal discharge horizontal sand mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320967243.7U CN219943044U (en) | 2023-04-25 | 2023-04-25 | Vertical centrifugal discharge horizontal sand mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219943044U true CN219943044U (en) | 2023-11-03 |
Family
ID=88549932
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320967243.7U Active CN219943044U (en) | 2023-04-25 | 2023-04-25 | Vertical centrifugal discharge horizontal sand mill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219943044U (en) |
-
2023
- 2023-04-25 CN CN202320967243.7U patent/CN219943044U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| RU2138334C1 (en) | Mill-mixer | |
| CN108452896A (en) | A kind of gap separate grinding machine | |
| CN202037035U (en) | Extra-fine grinding wet grinder | |
| CN219943044U (en) | Vertical centrifugal discharge horizontal sand mill | |
| CN209379108U (en) | A kind of stable sand mill of efficient performance | |
| CN110898944A (en) | Annular gap grinding device | |
| JP3400087B2 (en) | Stirring mill for fine powder grinding | |
| KR20150053068A (en) | Wet grinding and dispersing apparatus for processing of minute particle of materials | |
| CN112808386A (en) | Pulping equipment | |
| CN219400380U (en) | Filter cylinder structure and sand mill | |
| CN110898943A (en) | Open type nano intelligent sand mill | |
| CN215075272U (en) | Pulping equipment | |
| CN220004251U (en) | Horizontal sand mill with scraping plate | |
| CN214717153U (en) | Horizontal sand mill for producing polyester coating | |
| CN215541404U (en) | Double-cooling improved sand mill | |
| CN210207062U (en) | Laminated separation discharging vertical grinding machine | |
| CN221046223U (en) | Sand mill convenient to screen cloth is changed | |
| CN113546731A (en) | Novel nanometer sand mill | |
| CN111013744B (en) | High-efficient oblique horizontal type grinds machine | |
| CN219334409U (en) | Vertical nanometer sand mill and sand grinding system | |
| KR20080050008A (en) | Nano powder mill with pressured circulation passage | |
| CN208082605U (en) | A kind of gap separate grinding machine | |
| CN207546718U (en) | A kind of cement material flour mill | |
| CN116078495A (en) | Vertical nano sand mill, sand milling system and sand milling method thereof | |
| CN220678041U (en) | Dynamic discharging grinder |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |